再入飞行,reentry flight
1)reentry flight再入飞行
1.Angle-of-attack and sideslip-angle estimation of reentry capsules of spacecraft inreentry flight;飞船返回舱再入飞行迎角和侧滑角估计
2.According to the computer virtual simulation ofreentry flight of spacecraft, several mechanics problems of the simulation were discussed.本文针对航天器再入飞行仿真的研究,就仿真中的几个力学问题,讨论了如何建立合理的物理模型和数学模型,再入飞行仿真主要涉及刚体运动的飞行轨迹计算模型;涉及激波、表面压力、摩擦阻力、粘性干扰等因素的气动力计算模型;涉及边界层厚度、转捩、传热和物面粗糙度、辐射传热等因素的气动热计算模型;涉及结构强度、动态特性、稳定性、热应力等因素的有限元计算模型;涉及硅基和碳基防热材料、防热层温度分布等因素的热化学烧蚀模型;涉及天气严重环境指数、粒子与激波层干扰、粒子运动特性等因素的粒子侵蚀模型;涉及瞬时外形变化、气动特性变化、累积质量损失等因素的总体参数计算模型;其中要特别注意把握好对绕流流场计算、转捩准则选择、结构响应跟踪、瞬时外形圆整等问题的处理,才能使再入飞行仿真顺利进行到再入落地,而且仿真结果具有很好的可信度。
英文短句/例句
1.low observable reentry vehicle (LORV)小雷达截面再入飞行器
2.low observation reentry vehicle低空观察再入飞行器
3.maneuverable ballistic reentry vehicle机动弹道式再入飞行器
4.multiple independent reentry vehicle多弹头分导再入飞行器
5.The Design for a New Adaptive Flight Control System of Maneuvering Entry Aerospacecraft机动再入飞行器自适应飞行控制系统设计
6.MIRV (multiple independently targeted reentry vehicle)多弹头分导再入飞行器（多弹头导弹）
7.The Maximum-range Trajectory Analysis of Hypersonic Glide-reentry Vehicle高超声速滑翔式再入飞行器最大航程飞行轨迹分析
8.The Study of Chemical Nonequilibrium Effect of Ablation on the Lifting Reentry Vehicle有升力再入飞行器烧蚀化学非平衡研究
9.DESIGN OF GUIDANCE AND CONTROL SYSTEM FOR HIGH SPEED REENTRY AEROCRAFT高速再入飞行器的制导与控制系统设计
10.Numerical Simulation of Heat and Mass Transfer in Ablation Layers of Re-Entry Space Vehicles;再入飞行器烧蚀层内热质传输过程的数值模拟
11.Research Based on Nonlinear Filtering for Reentry Spacecraft Tracking基于非线性滤波的再入飞行器跟踪研究
12.Trajectory Design and Optimization of Powered Common Aero Vehicles有动力通用再入飞行器的轨迹设计与优化
13.Application of a new guidance law in moving-mass reentry vehicle新型制导律在变质心再入飞行器中的应用
14.Designing Dynamic Inversion Controller for Moving Centroid Reentry Vehicles变质心再入飞行器的动态逆控制器设计
15.Research on Centroid Moving Mode of Moving Centroid Reentry Vehicles变质心再入飞行器的质心移动方式研究
16.Aircraft were fighting, retiring, fighting again--with the twenty-two squadrons fully engaged.飞机起飞战斗，撤回后再起飞战斗/22 个飞行中队全部投入了战斗。
17.The Study of Reentry Guidance Law Based on CMAC Network基于CMAC网络的飞行器再入制导研究
18.Reentry Mode Simulation and Analysis of Manned Deep Space Exploration载人深空飞行返回再入模式仿真研究
相关短句/例句
reentry vehicle再入飞行器
1.Aerodynamics prediction and configuration optimizati on forreentry vehicle with double-ellipse cross-section;双椭圆截面再入飞行器的气动计算及布局优化设计
2.Fluctuating response analysis ofreentry vehicles;再入飞行器的脉动响应分析
3.Unscented Kalman Filtering for Reentry Vehicle Tracking;Unscented Kalman滤波用于再入飞行器跟踪
3)re-entry vehicle再入飞行器
1.Study on modeling ofre-entry vehicle signatures;再入飞行器目标特性建模研究
4)re-entry flight再入段飞行
1.And based on the system operation of RCS, some problems of RCS control and availability of actuators for spacecraftre-entry flight were performed.最后在对RCS系统操作的基础上,研究了航天飞机在再入段飞行时的RCS控制问题。
5)Reentry aerocraft再入飞行器
1.An autopilot design scheme is presented with feedback linearization technique against the fast time varying, strong coupling and high nonlinear system of the high speed reentry aerocraft dynamics.针对高速再入飞行器模型的快时变 ,强耦合 ,严重非线性的特点 ,采用反馈线性化方法 ,设计了自动驾驶仪 ;同时采用最优制导律设计与理想速度曲线相结合的方法 ,设计了能同时保证末端制导精度及速度方向、大小的制导律。
2.Also the autopilot of reentry aerocraft was designed with this nethod.文中基于一种不同于反馈性化的退步控制思想 ,提出了一种新的非线性反馈自动驾驶仪设计方法 ,利用这种方法 ,为再入飞行器设计了自动驾驶仪。
3.High-speed reentry aerocraft is usually with terminal guidance system.高速再入飞行器通常具有末制导系统。
6)reentry vehicles再入飞行器
1.Maneuverability Analysis of Reentry Vehicles Based on Moving Centroid Control Mode基于变质心控制的再入飞行器机动能力分析
2.In this paper,basing on three-axis\"s stable dynamic equations of moving centroidreentry vehicles,the dynamic inversion controller was designed under three-axis\"s stable control mode.在推导三通道稳定再入飞行器动力学方程的基础上,运用动态逆控制理论设计了三通道稳定模式下变质心再入飞行器的控制系统。
3.Moving centroid control forreentry vehicles is used to realize the maneuvering control by changing the center of mass ofreentry vehicles and aerodynamic trim torque,so as to adjust the flying attitude and angle of attack.通过建立变质心再入飞行器的线性化方程,研究了质量块在飞行器内部不同方向上移动与可建立配平攻角之间的关系,并通过仿真计算可知再入飞行器再入的不同阶段质量块沿不同方向移动时的控制效率是有所差别的。
延伸阅读
复杂气象飞行(见飞行技术)复杂气象飞行(见飞行技术)instrument meteorological conditions flightfuza qixiangfe主xing复杂气象飞行(instrument meteorologiealconditions flight)见飞行技术。
